1 | package com.framsticks.diagnostics; |
---|
2 | |
---|
3 | import com.framsticks.core.Path; |
---|
4 | import com.framsticks.dumping.SaveStream; |
---|
5 | import com.framsticks.observers.Endpoint; |
---|
6 | import com.framsticks.dumping.PrintStreamSink; |
---|
7 | import com.framsticks.remote.RecursiveFetcher; |
---|
8 | import com.framsticks.util.Logging; |
---|
9 | import com.framsticks.util.PeriodicTask; |
---|
10 | import com.framsticks.util.StateFunctor; |
---|
11 | import org.apache.log4j.Logger; |
---|
12 | |
---|
13 | import java.io.File; |
---|
14 | import java.io.IOException; |
---|
15 | import java.io.PrintStream; |
---|
16 | import java.text.SimpleDateFormat; |
---|
17 | import java.util.Date; |
---|
18 | |
---|
19 | /** |
---|
20 | * @author Piotr Sniegowski |
---|
21 | */ |
---|
22 | public class DiagnosticsEndpoint extends Endpoint { |
---|
23 | |
---|
24 | private final static Logger LOGGER = Logger.getLogger(DiagnosticsEndpoint.class.getName()); |
---|
25 | |
---|
26 | |
---|
27 | public DiagnosticsEndpoint() { |
---|
28 | super(); |
---|
29 | } |
---|
30 | |
---|
31 | @Override |
---|
32 | public Diagnostics getObserver() { |
---|
33 | return (Diagnostics)observer; |
---|
34 | } |
---|
35 | |
---|
36 | |
---|
37 | @Override |
---|
38 | protected void configure() { |
---|
39 | super.configure(); |
---|
40 | |
---|
41 | if (getObserver().dumpsInterval != null) { |
---|
42 | new PeriodicTask(instance, getObserver().dumpsInterval * 1000) { |
---|
43 | @Override |
---|
44 | public void run() { |
---|
45 | |
---|
46 | LOGGER.info("starting periodic dump"); |
---|
47 | new RecursiveFetcher(instance, new Path(instance, "/"), new StateFunctor() { |
---|
48 | @Override |
---|
49 | public void call(Exception e) { |
---|
50 | if (Logging.log(LOGGER, "recursively fetch", instance, e)) { |
---|
51 | again(); |
---|
52 | return; |
---|
53 | } |
---|
54 | LOGGER.info("instance resolved, saving"); |
---|
55 | try { |
---|
56 | final String fileName = getObserver().dumpsPath + "/" + instance + "_" + new SimpleDateFormat(getObserver().dumpsFormat).format(new Date()) + ".param"; |
---|
57 | File file = new File(fileName); |
---|
58 | new SaveStream(new PrintStreamSink(new PrintStream(file)), instance, new Path(instance, "/"), new StateFunctor() { |
---|
59 | @Override |
---|
60 | public void call(Exception e) { |
---|
61 | Logging.log(LOGGER, "periodic dump in " + fileName + " of", DiagnosticsEndpoint.this.instance, e); |
---|
62 | again(); |
---|
63 | } |
---|
64 | }); |
---|
65 | } catch (IOException ex) { |
---|
66 | LOGGER.info("failed to initiate dump: " + ex); |
---|
67 | again(); |
---|
68 | } |
---|
69 | |
---|
70 | } |
---|
71 | }); |
---|
72 | |
---|
73 | |
---|
74 | } |
---|
75 | }; |
---|
76 | } |
---|
77 | } |
---|
78 | |
---|
79 | /* |
---|
80 | @Override |
---|
81 | public void onChange(Path path) { |
---|
82 | super.onChange(path); //To change body of overridden methods use File | Settings | File Templates. |
---|
83 | } |
---|
84 | */ |
---|
85 | } |
---|